:root{
  --bg:#f4f6fa; --panel:#ffffff; --line:#e3e7ee; --line2:#eef1f6;
  --text:#1f2430; --muted:#6b7280; --muted2:#9aa3b2;
  --brand:#2f6df6; --brand-soft:#eaf1ff; --brand-dark:#1e4fc4;
  --green:#0f9d58; --green-soft:#e6f6ee;
  --red:#d93a3a; --red-soft:#fdeceb;
  --amber:#c77700; --amber-soft:#fff4e3;
  --gray-soft:#f1f3f7;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.05),0 4px 14px rgba(16,24,40,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:14px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit}

/* ---------- 布局 ---------- */
.topbar{
  height:56px;background:var(--panel);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:16px;padding:0 20px;position:sticky;top:0;z-index:50;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:.2px}
.logo .mark{
  width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--brand),#5b9bff);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800
}
.logo small{display:block;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:0}
.spacer{flex:1}
.userbox{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px}

.layout{display:flex;align-items:flex-start;gap:0}
.sidebar{
  width:196px;flex:none;background:var(--panel);border-right:1px solid var(--line);
  min-height:calc(100vh - 56px);padding:14px 10px;position:sticky;top:56px;
}
.sidebar .grp{font-size:11px;color:var(--muted2);padding:10px 10px 6px;letter-spacing:.5px}
.nav-item{
  display:flex;align-items:center;gap:9px;padding:9px 11px;border-radius:8px;cursor:pointer;
  color:#414855;font-size:13.5px;margin-bottom:2px;user-select:none;
}
.nav-item:hover{background:var(--gray-soft)}
.nav-item.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.nav-item .ic{width:16px;text-align:center;opacity:.85;font-size:14px}
.main{flex:1;min-width:0;padding:20px 24px 60px}

/* ---------- 组件 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card+.card{margin-top:16px}
.card-h{padding:14px 16px;border-bottom:1px solid var(--line2);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.card-h h3{margin:0;font-size:15px;font-weight:650}
.card-h .desc{font-size:12px;color:var(--muted)}
.card-b{padding:16px}
.card-b.tight{padding:0}

.page-h{display:flex;align-items:flex-end;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.page-h h2{margin:0;font-size:20px;font-weight:700}
.page-h .desc{color:var(--muted);font-size:13px}

.btn{
  border:1px solid var(--line);background:#fff;color:#333;border-radius:8px;padding:7px 14px;
  font-size:13px;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;gap:6px;white-space:nowrap
}
.btn:hover{border-color:#c8d0de;background:#fafbfd}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{background:var(--gray-soft);color:#333}
.btn.danger{color:var(--red);border-color:#f2c7c4}
.btn.danger:hover{background:var(--red-soft)}
.btn.sm{padding:4px 9px;font-size:12px;border-radius:6px}
.btn:disabled{opacity:.5;cursor:not-allowed}

.input,select.input,textarea.input{
  width:100%;border:1px solid var(--line);border-radius:8px;padding:7px 10px;font-size:13px;
  background:#fff;color:var(--text);font-family:inherit;outline:none;transition:.15s
}
.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,109,246,.12)}
select.input{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6'><path d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.4' fill='none' stroke-linecap='round'/></svg>");
  background-repeat:no-repeat;background-position:right 9px center;padding-right:26px}
textarea.input{resize:vertical;min-height:60px}
label.fl{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}

table.tbl{width:100%;border-collapse:collapse;font-size:13px}
table.tbl th{
  text-align:left;padding:9px 12px;background:#f8fafc;color:#5b6472;font-weight:600;
  border-bottom:1px solid var(--line);white-space:nowrap;font-size:12.5px
}
table.tbl td{padding:9px 12px;border-bottom:1px solid var(--line2);vertical-align:top}
table.tbl tbody tr:hover{background:#fbfcfe}
table.tbl td.num,table.tbl th.num{text-align:right;font-variant-numeric:tabular-nums}
.tbl-wrap{overflow-x:auto}

.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11.5px;font-weight:600;line-height:1.7;white-space:nowrap}
.tag.blue{background:var(--brand-soft);color:var(--brand-dark)}
.tag.green{background:var(--green-soft);color:var(--green)}
.tag.red{background:var(--red-soft);color:var(--red)}
.tag.amber{background:var(--amber-soft);color:var(--amber)}
.tag.gray{background:var(--gray-soft);color:#5b6472}

.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr)}
@media(max-width:1100px){.g4,.g5{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}

.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.stat .k{font-size:12px;color:var(--muted)}
.stat .v{font-size:24px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.stat .u{font-size:12px;color:var(--muted2);font-weight:400;margin-left:3px}

.kv{display:flex;gap:8px;font-size:13px;padding:4px 0}
.kv .k{color:var(--muted);width:88px;flex:none}

.empty{padding:44px;text-align:center;color:var(--muted2);font-size:13px}
.empty .big{font-size:30px;opacity:.35;margin-bottom:8px}

.dot{width:12px;height:12px;border-radius:50%;display:inline-block;border:1px solid rgba(0,0,0,.12);vertical-align:-1px;margin-right:5px}

/* ---------- 下单行 ---------- */
.line-item{border:1px solid var(--line);border-radius:var(--radius);padding:14px;background:#fff;margin-bottom:12px;position:relative}
.line-item .idx{
  position:absolute;top:-9px;left:12px;background:var(--brand);color:#fff;font-size:11px;
  padding:1px 8px;border-radius:10px;font-weight:600
}
.line-item .del{position:absolute;top:8px;right:10px}
.line-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
@media(max-width:1200px){.line-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.line-grid{grid-template-columns:repeat(2,1fr)}}
.line-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:10px}
@media(max-width:1100px){.line-grid4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.line-grid4{grid-template-columns:1fr}}
.locked{background:#f4f6fa!important;color:#414855;font-weight:600}
.line-sum{
  margin-top:10px;padding-top:10px;border-top:1px dashed var(--line);display:flex;gap:18px;
  flex-wrap:wrap;font-size:12.5px;color:#414855
}
.line-sum b{color:var(--text);font-variant-numeric:tabular-nums}

/* 材料规格带出 */
.mat-bar{
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:2px 0 10px;
  padding:8px 10px;background:#f7f9fc;border:1px solid var(--line);border-radius:8px;
  font-size:12px;color:var(--muted)
}
.mat-bar .chip{
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:2px 9px;
  font-weight:600;color:var(--text);font-size:11.5px;line-height:18px
}
.mat-bar .chip.warn{background:#fff5f5;border-color:#f5c6c6;color:var(--red)}
.mat-bar .chip.ok{background:#f2fbf5;border-color:#c7e8d4;color:#1d7a45}
.mat-bar .mdesc{color:var(--muted2)}

.total-bar{
  background:linear-gradient(135deg,#f7f9ff,#eef3ff);border:1px solid #d9e4fb;border-radius:var(--radius);
  padding:16px;display:flex;gap:26px;flex-wrap:wrap;align-items:center
}
.total-bar .cell .k{font-size:12px;color:var(--muted)}
.total-bar .cell .v{font-size:18px;font-weight:700;font-variant-numeric:tabular-nums}
.total-bar .cell .v.big{font-size:24px;color:var(--brand-dark)}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(1200px 600px at 50% -10%,#e8f0ff 0%,#f4f6fa 60%)}
.login-card{width:390px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 10px 40px rgba(16,24,40,.08);padding:30px}
.login-card h1{font-size:20px;margin:16px 0 4px}
.login-card p.sub{color:var(--muted);font-size:13px;margin:0 0 22px}
.demo{margin-top:18px;border-top:1px dashed var(--line);padding-top:14px;font-size:12px;color:var(--muted)}
.demo code{background:var(--gray-soft);padding:1px 6px;border-radius:4px;font-size:11.5px;cursor:pointer}

/* ---------- 进度条 ---------- */
.bar{height:6px;background:var(--gray-soft);border-radius:4px;overflow:hidden;min-width:70px}
.bar > i{display:block;height:100%;background:var(--brand);border-radius:4px}

/* ---------- 弹窗 ---------- */
.mask{position:fixed;inset:0;background:rgba(20,26,38,.42);display:flex;align-items:flex-start;
  justify-content:center;z-index:100;padding:40px 16px;overflow:auto}
.modal{background:#fff;border-radius:12px;width:100%;max-width:920px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.modal.sm{max-width:520px}
.modal.lg{max-width:1180px}
/* 卡片式行：改单弹窗复用下单行样式 */
.line-item{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px;position:relative;background:#fff}
.modal-h{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center}
.modal-h h3{margin:0;font-size:15px}
.modal-b{padding:18px;max-height:calc(100vh - 220px);overflow:auto}
.modal-f{padding:12px 18px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}

.toast{position:fixed;top:18px;left:50%;transform:translateX(-50%);z-index:200;
  background:#1f2430;color:#fff;padding:9px 18px;border-radius:8px;font-size:13px;box-shadow:0 8px 24px rgba(0,0,0,.2);opacity:0;transition:.2s}
.toast.show{opacity:1}
.toast.err{background:var(--red)}
.toast.ok{background:var(--green)}

.hint{font-size:12px;color:var(--muted2);margin-top:4px}
.switch{display:inline-flex;align-items:center;gap:7px;font-size:13px;cursor:pointer;user-select:none}
.switch input{width:16px;height:16px;accent-color:var(--brand)}
.pill-row{display:flex;gap:8px;flex-wrap:wrap}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.filters .input{width:auto;min-width:130px}
.hidden{display:none!important}
.right{text-align:right}
.mono{font-variant-numeric:tabular-nums}
.req{color:var(--red)}
/* 关联勾选行（模具 ⇄ 烫金版） */
.chk-row{display:flex;align-items:center;gap:10px;padding:9px 12px;border-bottom:1px solid var(--line2);font-size:13px;cursor:pointer}
.chk-row:hover{background:var(--soft,#f7f8fa)}
.chk-row input{width:16px;height:16px;accent-color:var(--brand)}
.cell .hint{font-size:11.5px;margin-top:2px}
.sec-title{font-size:13px;font-weight:650;margin:16px 0 8px;color:#414855}